Home / 5,511.48-7,606.06-3,153.80

Finding the Fourth Proportional to 5,511.48, 7,606.06 and 3,153.80

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Solution

The fourth proportional to 5,511.48, 7,606.06 and 3,153.80 is: 4,352.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.48 : 7,606.06 = 3,153.80 : x
  2. Step 2: Convert to fraction form
    5,511.48/7,606.06 = 3,153.80/x
  3. Step 3: Cross multiply
    5,511.48x = 7,606.06 × 3,153.80
  4. Step 4: Simplify right side
    5,511.48x = 23,987,992.03
  5. Step 5: Solve for x
    x = 23,987,992.03/5,511.48
  6. Step 6: Final answer
    x = 4,352.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.